The eBay links policy states that sellers can not direct customers to a site other than eBay. The credit link at the bottom of your template will not divert off eBay, it directs you to a secure eBay page in compliance with the policy changes.
This is the compliant Frooition credit link shown at the bottom of your eBay templates:
For more information on eBay's links policy, you can view the following eBay help page https://pages.ebay.com/help/policies/listing-links.html, under the 'additional information' section, you will see that eBay does allow credit links as long as these credit links remain on eBay.
Alternatively, you can read our article on eBay's links policy: Understanding the eBay links policy